In the fields of information science, communication, and industrial design, there is debate over the meaning of interactivity. In the "contingency view" of interactivity, there are three levels:
- Noninteractive, when a message is not related to previous messages;
- Reactive, when a message is related only to one immediately previous message; and
- Interactive, when a message is related to a number of previous messages and to the relationship between them.
Read more about Interactivity: Human To Human Communication, Human To Artifact Communication, Computing Science, Creating Interactivity